20347001667

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{261271}}^1$

素因数の和:261803

約数の個数: 24

約数和(自身を含む): 31180200480

約数和(自身を除く): 10833198813

約数列:

[1, 3, 9, 17, 51, 153, 509, 1527, 4581, 8653, 25959, 77877, 261271, 783813, 2351439, 4441607, 13324821, 39974463, 132986939, 398960817, 1196882451, 2260777963, 6782333889, 20347001667]

約数ペア:

[(1, 20347001667), (3, 6782333889), (9, 2260777963), (17, 1196882451), (51, 398960817), (153, 132986939), (509, 39974463), (1527, 13324821), (4581, 4441607), (8653, 2351439), (25959, 783813), (77877, 261271)]